diff --git a/product/ERP5Type/DocumentationHelper.py b/product/ERP5Type/DocumentationHelper.py
index 31b4b17391959c6e3cca1ea495cb27a230a57cda..f7857a590d6c2f2c1772a982f8573022674cd030 100644
--- a/product/ERP5Type/DocumentationHelper.py
+++ b/product/ERP5Type/DocumentationHelper.py
@@ -523,7 +523,7 @@ class DCWorkflowDocumentationHelper(DocumentationHelper):
     """
     Returns a list of documentation sections
     """
-    return map(lamda x: x.__of__(self), [
+    return map(lambda x: x.__of__(self), [
       DocumentationSection(
         id='state',
         title='Workflow States',